Plug housing



FIG. 1 is a front perspective view of a plug housing, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is an opposing side view thereof;

FIG. 6 is an end view thereof; and,

FIG. 7 is an opposing end view thereof.

The broken lines showing the environment in the Figures show unclaimed subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a plug housing, as shown and described. 